Measurement of steroid levels in saliva has been proposed as a new laboratory tool for characterizing steroid metabolism, but it is not known whether the salivary levels of bile acids can be measured with accuracy and if so, whether such
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 867(1), 49-56 (2008-04-02)
A sensitive liquid chromatography-electrospray ionization-tandem mass spectrometric (LC-ESI-MS-MS) method for the quantification of 17alpha-hydroxyprogesterone (17OHP) in human saliva has been developed and validated. The saliva was deproteinized with acetonitrile, purified using a Strata-X cartridge, derivatized with a highly proton-affinitive reagent
Journal of pharmaceutical and biomedical analysis, 48(1), 177-182 (2008-06-24)
17alpha-hydroxypregnenolone (17OHPreg) has heretofore been considered to be the major cause of the false elevated 17alpha-hydroxyprogesterone (17OHP) value in the immunoassay-based newborn screening for congenital adrenal hyperplasia (CAH). To verify this point, we developed a liquid chromatography-tandem mass spectrometric (LC-MS/MS)
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 879(9-10), 591-598 (2011-02-15)
Fathead minnows (Pimephales promelas) comprise a species-of-choice for the hazard assessments of various environmental contaminants, including compounds capable of disrupting endocrine function. Towards this end, the use of liquid chromatography coupled with mass spectrometry (LC-MS) and/or tandem mass spectrometry (MS/MS)
Chemical derivatization to enhance ionization of anabolic steroids in LC-MS for doping-control analysis.
Athanasiadou, I., et al.
Trends in Analytical Chemistry, 42, 137-156 (2013)
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